Finding the Fourth Proportional to 8,492,174.44, 12,708,344.22 and 5,298,804.84
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Solution
The fourth proportional to 8,492,174.44, 12,708,344.22 and 5,298,804.84 is: 7,929,539.88
Step by Step Solution
- Step 1: Write the proportion equation
8,492,174.44 : 12,708,344.22 = 5,298,804.84 : x - Step 2: Convert to fraction form
8,492,174.44/12,708,344.22 = 5,298,804.84/x - Step 3: Cross multiply
8,492,174.44x = 12,708,344.22 × 5,298,804.84 - Step 4: Simplify right side
8,492,174.44x = 67,339,035,861,322.02 - Step 5: Solve for x
x = 67,339,035,861,322.02/8,492,174.44 - Step 6: Final answer
x = 7,929,539.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.